The optimum fertilizer rate was as follows: nitrogen fertilizer 334.
试验的最佳施肥量为：氮肥334。
The effect of silicon fertilizer rate on rice yield and quality was studied by using Shennong 265 and Fengyou 2000 as materials in a pot experiment.
以沈农265和丰优2000为材料，在盆栽条件下，研究了硅肥不同施用量对水稻产量和品质的影响。
The number of axillary buds under differentiation increased with the augmentation of fertilizer rate, but the high fertilizer rate had poor effect on the spike differentiation process.
单株腋芽的分化数随肥水水平的提高而增加，但高肥水对穗分化进程的影响较小。
The relationship between vapor pressure difference and rate of nutrient release from film coated controlled release fertilizer was discussed.
研究了水蒸气压差与包膜型控释肥料养分释放速率的关系。
Spike degeneration and sterile grain rate can be decreased by increasing Zn and Si fertilizer, and the number of grains per ear and grain yield can be increased.
增施锌硅肥对小麦有显著的减少小穗退化、降低空秕率作用，达到增加每穗粒数、提高产量的目的。
In the total rate, the contribution of variety change, cultural improvement, the application of fertilizer, and soil productivity was 54%, 36%, 15%, and 27% respectively.
其中，品种更换、栽培技术改进、施肥水平与地力变化和三因子综合作用对产量增长的贡献分别占54％、36％、15％和27％。
The experimental result showed that: Nonnally, the Humic acid fertilizer can increase root vitality, Chlorophyll content and photosynthesis rate.
结果表明：正常生长情况下，腐植酸复合肥能提高草莓的根系活力、叶绿素含量和叶片光合速率。
Studies were conducted on the effect of nitrogen fertilizer kinds on growth, photosynthetic rate, yield, value and content of aromatic matter of Oriental tobacco.
研究了不同氮肥种类对香料烟生长、光合速率、产量、产值及香气物质含量的影响。
The organic fertilizer can enhance the adversity ability and reduce the imperfect rate, and the total starch content with applying the organic fertilizer is 2.4% higher than CK.
而且，施用有机肥能增强高粱的抗逆能力，降低高粱不完善率，总淀粉含量比对照平均提高2.4个百分点。
The yield increase of K fertilizer was quite high at two rates of nitrogen application, and it closely relative to the content of available K in soil and potassium application rate.
钾肥的增产效率在两种氮肥水平下都较高，单位钾肥的增产量与土壤有效钾含量及施钾量呈极显著负相关；
It realizes to control the fertilize capacity with the machine traveling. It can availably improve the fertilizer utilize rate and profit and alleviate the environmental pollution.
变量施肥技术实现了施肥机行进间按需调控施肥量，可有效地提高肥料利用率、增加利润和减轻环境污染。
According to the local soil characteristics, the optimal P fertilizer application rate was also calculated.
并结合当地的特点，推荐了当地的适宜磷肥施用量。
PGPR inoculum and humic acid-contained fertilizer can increase the survival rate of afforestations on loess plateau as well as the output of economic trees.
PGPR接种剂和腐殖酸型肥料对于黄土高原的造林成活率和经济林木的产量都有一定的提高作用。
The yield increase of K fertilizer for wheat was closely related to the content of available K in soil and potassium application rate.
小麦钾肥的增产效应与土壤有效K含量和施K量有极大关系。
Primary benefits are a decreased rate of soil erosion; reduced need for equipment, fuel, and fertilizer; and significantly less time required for tending crops.
该耕作方法主要的好处是可减少土地受到腐蚀的机率，减少机械、燃料和肥料的使用，有效减少田间管理的时间。
With same application rate of chemical fertilizer, application of organic fertilizer could increase urease and invertase activities, but decrease acid phosphatase activity.
在同样化肥水平上增施有机肥能增加脲酶、转化酶活性，而降低酸性磷酸酶活性；
The peak of ammonia volatilization rate increased with the increase of phosphorus fertilizer application.
随施磷量增加，氨挥发速率峰值增高。
The law of cassava nutrition and fertilizer utilization rate by the cassava field experiments were studied.
通过木薯田间试验，研究了木薯营养规律及肥料利用率。
The growth rate and moving biomass of Kentucky bluegrass turf were affected by the quantity of nitrogen fertilizer.
氮肥用量是提高草地早熟禾草坪生长速率和修剪量的主要因素。
The result showed: Among all examined fertilizers, the nutrient release rate of urea was the highest and that of controlled release nitrogen fertilizer was the lowest.
研究结果表明：控释氮肥养分释放速率最低、肥效最长，与尿素相比可改善运动场草坪的外观品质；
Taking membrane wrapping control-releasing fertilizer as testing material, through static water releasing test, its nutrient releasing rate was measured.
以包膜控释肥为试验材料，通过静水释放试验测定其养分释放速率。
Wide adaptability, suitable for raw materials, pharmacy, chemical fertilizer, metallurgy, feed etc all kinds of raw materials, product of granulation rate is high.
原料适应性广，适用于复混肥料、医药、化工、冶金、饲料等各种原料的造粒，产品成粒率高。
This implies that the increases of fertilizer supply is also an effective approach to increasing water utilization rate of the farmlands.
它隐含表明增加肥料投入也是提高农田水分利用率的有效途径。
So, compound microbial fertilizer could contribute to the goal of reducing the application rate of chemical fertilizer in rice production.
因此，在水稻生产过程中可通过施用复合微生物肥实现化肥减量目标。
Increasing the organism fertilizer in the chestnut park soil could lower the rate of the empty seededness, increasing yield.
栗园土壤增施有机肥能降低空苞率，提高产量。
The control and actualize system of variable rate fertilization consist of DGPS, Field Computer, Hydraulic Motor, Ground Sensing Radar and fertilizer assembly.
变量施肥的控制实施系统包括差分gps系统、田间计算机、液压马达、测速雷达和排肥器总成。
The results indicated that net photosynthetic rate (Pn)of lettuces was increased by adding nitrogen and potassium fertilizer and light intensity.
通过盆栽试验研究了增施氮钾和光照强度对不同品种莴笋光合特性和产量的效应。
A kind of control system of variable rate fertilizer applicator in precision agriculture is introduced.
介绍了一种的实现精准农业变量施肥作业的施肥控制系统。
The results showed that when organic nitrogen fertilizer was applied, the plant height was lower and leaves were smaller, while the photosynthetic rate was higher in the latter stage of growth.
结果表明，施有机氮肥较无机氮肥处理的烟株，植株矮，叶片小，但生长后期叶片光合速率较高。
The results showed that when organic nitrogen fertilizer was applied, the plant height was lower and leaves were smaller, while the photosynthetic rate was higher in the latter stage of growth.
结果表明，施有机氮肥较无机氮肥处理的烟株，植株矮，叶片小，但生长后期叶片光合速率较高。
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